No further testing was done. Please look at photo's as they are a major part of the descriptrion. The item "Zenith 5S-319 Racetrack Dial Radio C-1939" is in sale since Saturday, July 27, 2019. This item is in the category "Collectibles\Radio, Phonograph, TV, Phone\Radios\Tube Radios\1930-49". The seller is "presentation" and is located in Westwood, New Jersey.This item can be shipped to United States, Canada, Bahamas, Uruguay.